Knowledgebase

Acronyms - Not definitions. Abbreviations with meanings

#

• 2WD - Two Wheel Drive
• 4B - BBBB - Big Buck Battery Buy
• 4WD - Four Wheel Drive
• 9C - Nine Continents

A

• A - Amps (**A - *number* amps)
• ABC - Already Been Cooked
• AC - Alternating Current
• ADHDH - Attention Deficit Hyperactivity Disorder Hellions
• AFV - Alternative Fuel Vehicle
• AGM - Absorption (Absorbed)(Absorbent) Glass Mat
• Ah - Amp Hours (**Ah - *number* amp hours)
• AKA - Also Known As
• ANSI - American National Standards Institute
• AOK - All OKay
• AR - Air Resistance
• ASAP - As Soon As Possible
• AWD - All Wheel Drive
• AV - Audio/Visual
• AWG - American Wire Gauge

B

• B&D - Black and Decker
• B&S Briggs and Stratton
• BB - Bottom Bracket - Best Bud
• BBBB - 4B - Big Buck Battery Buy
• BCD - Bolt Center Diameter
• BEV -Battery Electric Vehicle
• BLDC - BrushLess Direct Current (motor)
• BMS - Battery Management System or Battery Monitor System
• BPM - Beats Per Minute
• BTW - By The Way

C

• C or C rate) - Capacity
• CAD - Computer Assisted Design
• CAFE - Corporate Average Fuel Economy
• CARB - California Air Resources Board
• CC - Constant Current
• CC\CV - Constant Current \ Constant Voltage
• CCW - Counter Clock Wise
• CE - Conformit� Europ�enne -
• CNC - Computer Numerically Controlled
• CNG - Compressed Natural Gas
• CPSC - Consumer Product Safety Commission
• CV - Constant Voltage
• CVT - Constant Voltage Transformer
• CVT - Continuously Variable Transmission
• CW - Clock Wise

D

• DC - Direct Current
• DD - Direct Drive
• DIY - Do It Yourself
• DMV - Department of Motor Vehicles
• DNK - Do Not Know
• DNW - Does Not Work
• DOA - Dead On Arrival
• DOD - Depth of Discharge
• DOM -Date Of Manufacture
• DOT - Department of Transportation
• DUNK - Do You (U) Not Know

E

• eaBike - Electric Assist Bike
• eBike - Electric Bike
• eCar - electric car
• Eco2 - Economical + Ecological
• Eco� - Economical x Ecological
• EG - Exempli Gratia (Latin - for example)
• EMF - Electo-Magnetic Field
• EMI - Electro-Magnetic Interference
• EMP - Electro-Magnetic Pulse
• eMPG - evaluative, (or Equivalent), Miles Per Gallon or electric Miles Per *Gallon (compared to gas, by cost) - MPGe
• EOL - End Of Life
• EPA - Environmental Protection Agency
• EPROM Electrically Programmable Read Only Memory
• E-REV - Extended Range Electric Vehicle
• ESC - Electronic Speed Control
• EV - Electric Vehicle

F

• F - Farad
• FCEV - Fuel Cell Electric Vehicle
• FCV - Fuel Cell Vehicle
• FET - Field Effect Transistor
• FLA - Flooded Lead Acid
• FS - Full Suspension
• FTW - For The Win - Forever Two Wheels
• FUBAR - F__ked Up Beyond All Recognition
• FUD - Fear Uncertainty & Doom
• FWD - Front Wheel Drive
• FYI - For Your Information

G

• GFCI - Ground Fault Circuit Interruption
• GPS - Global Positioning (Satellite) System

H

• HEV - Hybrid Electric Vehicle
• HP - Horse Power
• HUD - Heads Up Display
• HVAC Heating Ventilation & Air Conditioning
• HVC - High Voltage Cutoff
• Hz - Hertz

I

• ICE - Internal Combustion Engine
• ID - Inside Diameter
• IIRC - If I Recall Correctly
• IME - In My Experience
• IMO - In My Opinion
• IMHO - In My Humble Opinion
• IMIO - In My Informed Opinion
• IMOO - In My Obnoxious Opinion
• IMRIO - In My Reasonably Informed Opinion
• IMRWIO - In My Reasonably Well Informed Opinion
• IR - Internal Resistance - Infa-Red
• ISC - International Sorting Center
• ISO - International Standard Organization - "International Organization for Standardization"

J

• JFF - Just For Fun

K

• KFF - Kentucky Fried Fingers
• KISS - Keep It Simple Stupid
• km/h - KiloMeters Per Hour
• KPH - Kilometers Per Hour
• kV - kiloVolt
• kW - kiloWatt
• kWh - kiloWatt hour

L

• L&M - LnM - L-n-M, Lean and Mean
• LBS - Local Bike Shop
• LHS - Left Hand Screw
• LED - Light Emitting Diode
• LiCo - Lithium(-ion) Cobalt (battery)
• Li-ion - Lithium ion (battery)
• LiFeMgPO4 - lithium iron magnesium phosphate (battery)
• LiFePO4 - lithium iron phosphate (battery)
• LiMn, Li-Mn - Lithium Manganese (battery)
• LiPo - Li-po, Li-poly - Lithium ion polymer (battery)
• LMAO - Laugh My A__ Off
• LOL - Laugh Out Loud - Lots Of Laughter
• LP - Liquefied petroleum (gas)
• LVC - Low Voltage Cutoff

M

• m/kWh - miles per kilowatt hour
• mAh - Milli Amp Hour
• MOSFET - Metal-Oxide-Semiconductor Field Effect Transistor
• MPG - Miles Per Gallon
• MPGe - Miles Per Gallon electric - (gas-electric equivalent, usually factored by cost ) ... eMPG alternative
• MPH - Miles Per Hour
• MSRP - Manufacturers Suggested Retail Price
• MTBF - Mean Time Between Failure
• MUP - Multiple Use Path
• MYOB - Mind Your Own Business

N

• NA - Not Applicable or Not Available
• NBP - Not Bright Person
• NEV - Neighborhood Electric Vehicle
• NFG - No F__king Good
• NHTSA - National Highway Traffic Safety Administration
• NIB - New In Box
• Nicd - Nickel Cadmium (battery)
• NIMBY - Not In My Back Yard
• Nimh - Nickel Metal Hydride (battery)
• NOS - New Old Stock - Nitrous Oxide System
• NR - Needs Repair

O

• OD - Outside Diameter
• OEM - Original Equipment Manufacturer
• OMG - Oh My God
• OP - Original Poster
• OPG - Other Peoples Garbage
• OTB - Over The Bars
• OVP - Over Voltage Protection

P

• P - Parallel (#S#P)
• PAS - Pedal Assist System
• PCB - Protection Circuit Board - Printed Circuit Board
• PCM - Protection Circuit Module - (Management)?
• PDBWS - Poke Dead Body With Stick
• PEV - Personal Electric Vehicle
• PFC - Power Factor Corrected
• PHEV - Plug in Hybrid Electric Vehicle
• PIR - Passive InfraRed (sensor)
• PITA - Pain In The A__
• PIV - Peak Inverse Voltage
• PLA - Poured Lead Acid (battery)
• PM - Permanent Magnet - Personal Message
• PMS - Power Management System
• POC - Proof Of Concept
• POS - Piece Of Sh_t
• POV - Peak Operating Voltage - Point Of View
• PS - Power Supply - Post Script
• PSI - Pounds per Square Inch
• PTDBWAS - Poke The Dead Body With A Stick
• PTR - Points To Remember
• PV - Photo voltaic
• PWM - Pulse Width Modulation - Pulse Wave Management - ...

Q

• Q&A - Questions and Answers
• QA - Quality Assurance
• QC - Quality Control
• QR - Quick Release

R

• R&D - Research and Development
• RF - Radio Frequency
• RGB - Red Green Blue
• RMS - Root Mean Square
• RoHS - Restriction of Hazardous Substances
• RPM - Revolutions Per Minute
• RR - Rolling Resistance - Road Resistance

S

• S - Series (#S#P)
• SAE - Society of Automobile Engineers
• SCR - Silicone Controller Rectifier
• SIC - sic erat scriptum, "thus was it written"
• SLA - Sealed Lead Acid (battery)
• SMD - Surface Mount Diode
• SMPS - Switching Mode Power Supply
• SNAFU - Situation Normal: All F__ked Up
• SOB - Son O-va Bitch
• SOC - State Of Charge
• SOL - Sh_t Outa Luck
• SS - Stainless Steel

T

• TAG - Twist And Go
• TIC - Tongue In Cheek
• TRE - Towable Range Extender

U

• UCP - Universal Chrome Plated
• UHF - Ultra High Frequency
• UL - Underwriters Laboratories
• UNSWAG - Unscientific wild ass guess
• UPS - United Parcel Service
• USPS - United States Postal Service
• UV - UltraViolet

V

• V - Volts (**V - *number* volts)
• VA - Volt Ampere
• VAC - Volts Alternating Current
• VHF - Very High Frequency
• VMA - Voltage Meter-Alarm
• VRLA - Valve Regulated Lead Acid (battery)
• VSR - Variable Speed Reversible

W

• WAG - Wild Ass Guess
• WH - Watt Hours
• WH/Mi - Watt Hours Per Mile
• WOT - Wide Open Throttle

X

Y

Z

• ZEV - Zero-Emissions Vehicle

Other

• � - micro
• �F - micro Farad
• �H - micro Henries

--Drkangel 14:01, 26 December 2012 (UTC)

Threads explaining terminology:

• Glossary of non-hub motor drive/RC terms
• Explanation of parallel series acronyms (eg 12S2P, 10S4P)
• Acronyms (basis for this wiki page)
• the e-bike dictionary for noobs
• http://endless-sphere.com/forums/viewtopic.php?f=16&t=1216%7C Glossary of EV terminology]